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| author | Chris Mason <chris.mason@oracle.com> | 2007-11-06 10:26:29 -0500 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 11:03:57 -0400 |
| commit | f84a8b362d9785ca1fa0598d8a90f35184bd8750 (patch) | |
| tree | 5161beaf9981b793a3efb1034bef8715bc456572 /fs/btrfs/tree-defrag.c | |
| parent | a273208edd55463b3bcd8b77a6fe8ba54afc6940 (diff) | |
| download | linux-f84a8b362d9785ca1fa0598d8a90f35184bd8750.tar.bz2 | |
Btrfs: Optimize allocations as we need to mix data and metadata into one group
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-defrag.c')
| -rw-r--r-- | fs/btrfs/tree-defrag.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/btrfs/tree-defrag.c b/fs/btrfs/tree-defrag.c index 6ef1ba5f9c2f..3994795edfeb 100644 --- a/fs/btrfs/tree-defrag.c +++ b/fs/btrfs/tree-defrag.c @@ -58,6 +58,10 @@ static int defrag_walk_down(struct btrfs_trans_handle *trans, if (root->fs_info->extent_root == root) is_extent = 1; + if (*level == 1 && cache_only && path->nodes[1] && + !btrfs_buffer_defrag(path->nodes[1])) { + goto out; + } while(*level > 0) { WARN_ON(*level < 0); WARN_ON(*level >= BTRFS_MAX_LEVEL); @@ -116,7 +120,7 @@ static int defrag_walk_down(struct btrfs_trans_handle *trans, WARN_ON(*level >= BTRFS_MAX_LEVEL); btrfs_clear_buffer_defrag(path->nodes[*level]); - +out: free_extent_buffer(path->nodes[*level]); path->nodes[*level] = NULL; *level += 1; |